Made in our cnc shop, this solid aluminum rail is made with 6061-T6 aluminum bar stock. It has numerous threaded holes for various uses. Attaches directly to any mount that uses the standard Vixen sized shoe or it may be attached to a heavy duty camera tripod. The Vixen style rail is used on most mounts including the Stellarvue M1, M2, and MG2 mounts, Vixen mounts, Celestron CG5, Orion mounts and many others. Our dual mounting rings and cnc clamshell will attach to this rail. Comes with two 1/4-20 and two 6 mm mounting screws and one 1/4-20 X 3/8” safety screw. 6” long, the perfect length for most of our telescopes.